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  2. Ultrashort pulse laser - Wikipedia

    en.wikipedia.org/wiki/Ultrashort_pulse_laser

    An ultrashort pulse laser is a laser that emits ultrashort pulses of light, generally of the order of femtoseconds to one picosecond.

  3. Picosecond ultrasonics - Wikipedia

    en.wikipedia.org/wiki/Picosecond_Ultrasonics

    Picosecond ultrasonics is a type of ultrasonics that uses ultra-high frequency ultrasound generated by ultrashort light pulses. It is a non-destructive technique in which picosecond acoustic pulses penetrate into thin films or nanostructures to reveal internal features such as film thickness as well as cracks, delaminations and voids.

  4. Picotechnology - Wikipedia

    en.wikipedia.org/wiki/Picotechnology

    Picoscience is a term used by some futurists to refer to structuring of matter on a true picometre scale. Picotechnology was described as involving the alteration of the structure and chemical properties of individual atoms, typically through the manipulation of energy states of electrons within an atom to produce metastable (or otherwise stabilized) states with unusual properties, producing ...

  5. Orders of magnitude (time) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(time)

    12 as: The best timing control of laser pulses. [7] 43 as: The shortest X-ray laser pulse [8] 53 as: The shortest electron laser pulse [9] [10] 10 −15: femtosecond: fs One quadrillionth of one second 1 fs: The cycle time for ultraviolet light with a wavelength of 300 nanometres; The time it takes light to travel a distance of 0.3 micrometres ...

  6. PICO process - Wikipedia

    en.wikipedia.org/wiki/PICO_process

    The PICO process (or framework) is a mnemonic used in evidence-based practice (and specifically evidence-based medicine) to frame and answer a clinical or health care related question, [1] though it is also argued that PICO "can be used universally for every scientific endeavour in any discipline with all study designs". [2]

  7. Today's Wordle Hint, Answer for #1256 on Tuesday ... - AOL

    www.aol.com/lifestyle/todays-wordle-hint-answer...

    Today's Wordle Answer for #1256 on Tuesday, November 26, 2024. Today's Wordle answer on Tuesday, November 26, 2024, is WITCH. How'd you do? Next: Catch up on other Wordle answers from this week.

  8. Tips pour in over 5,000 drone sightings. Reason to worry ...

    www.aol.com/tips-pour-over-5-000-131033198.html

    Editor's Note: This page is a summary of news on drone sightings for Tuesday, Dec. 17. For the latest news, view our story for Wednesday, Dec. 18. The FBI has received tips involving over 5,000 ...

  9. Laser - Wikipedia

    en.wikipedia.org/wiki/Laser

    A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation. The word laser originated as an acronym for light amplification by stimulated emission of radiation.

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